<template>
	<view class="goods-item">
		<!-- 左侧的盒子，主要是商品图片 -->
		<view class="goods-item-left">
			<radio class="radio" :checked='goods.goods_state' color='#c00000' v-if='showRadio' @click="radioClickHandler">
			</radio>
			<image :src="goods.goods_small_logo || defaultPic" class="goods-pic"></image>
		</view>
		<!-- 右侧的盒子，主要是商品描述和价格 -->
		<view class="goods-item-right">
			<!-- 商品名字 -->
			<view class="goods-name">
				{{goods.goods_name}}
			</view>
			<view class="goods-info-box">
				<view class="goods-price">
					<!-- 商品价格 -->
					￥{{goods.goods_price | tofixed}}
					
				</view>
				<!-- 商品数量 -->
				<uni-number-box :min="1" :value="goods.goods_count" v-if="showNum" @change="numChangeHandler"></uni-number-box>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		props:{
			goods:{
				type:Object,
				default:{}
			},
			showRadio:{
				type:Boolean,
				// 默认情况下不会展示radio组件
				default:false
			},
			showNum:{
				type:Boolean,
				// 控制数量框默认不显示
				default:false
			}
		},
		name:"my-goods",
		data() {
			return {
				// 默认的图片
				defaultPic:'https://bpic.588ku.com/element_origin_min_pic/19/04/09/dc74f66dc65ff886382e61d0eec5ddd4.jpg'
			};
		},
		filters:{
			tofixed(num){
				return (num).toFixed(2)
			}
		},
		methods:{
			// 这是radio组件的点击事件处理函数
			radioClickHandler(){
				this.$emit('radio-change',{
					goods_id:this.goods.goods_id,
					goods_state:!this.goods.goods_state
				})
			},
			// 监听到了NumberBox组件数量变化的事件
			numChangeHandler(val){
				this.$emit('num-change',{
					goods_id:this.goods.goods_id,
					goods_count:val-0
				})
			}
		}
	}
</script>

<style lang="scss">
.goods-item{
	width: 750rpx;
	box-sizing: border-box;
	display: flex;
	padding: 10px 5px;
	border-bottom: 1px solid #f0f0f0;
	.goods-item-left{
		display: flex;
		justify-content: space-between;
		align-items: center;
		margin-right: 5px;
		.goods-pic{
			width: 100px;
			height: 100px;
			display: block;
		}
	}
	.goods-item-right{
		flex:1;
		display: flex;
		flex-direction: column;
		justify-content: space-between;
		.goods-name{
			font-size: 13px;
		}
		.goods-info-box{
			display: flex;
			justify-content: space-between;
			align-items: center;
			.goods-price{
				color: #c00000;
				font-size: 16px;
			}
		}
	}
}
</style>